The Model of the Shanghai World Expo Influence City Infrastructure to Build Based on Multiplier Effect

This paper focuses on the economy and establishment of investment multiplier model for the Shanghai world expo. The AHP gray theory was established in forecasting model GM (1, 1). Consider power construction, transportation, post and telecommunications construction, the construction of public facilities for the expo in three aspects as positive roles. Through comparison of 2009 Shanghai’s investment of actual urban infrastructure construction, and Shanghai urban investment of infrastructure from 2003 to 2009 under the world exposition conditions successfully, and then based on the GM (1, 1) time response equation get the differences in urban advanced development.